计算!(2/61+4/61+6/61+……+60/61)-(1/61+3/61+5/61+……+59/61)

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/19 19:36:40
计算!(2/61+4/61+6/61+……+60/61)-(1/61+3/61+5/61+……+59/61)
x){nu0736f Q2 63r0S$6IE4NΆ9 `lAl @nV~k

计算!(2/61+4/61+6/61+……+60/61)-(1/61+3/61+5/61+……+59/61)
计算!(2/61+4/61+6/61+……+60/61)-(1/61+3/61+5/61+……+59/61)

计算!(2/61+4/61+6/61+……+60/61)-(1/61+3/61+5/61+……+59/61)
(2/61+4/61+6/61+……+60/61)-(1/61+3/61+5/61+……+59/61)
=30/61